The length of the blue segment is 8.53 units. Then option A is correct.
What is a circle?
A circle is a two-dimensional geometry on the plane having a center point and the circular line is drawn equidistant from the center point.
In the given figure the length of the chord AB from the center O is 8.53 and it is equal to the chord CD. Then the length of the blues segment is also equal to 8.53 units.
Hence, option A is correct.
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